diff --git a/rubygem-actionmailbox.yaml b/rubygem-actionmailbox.yaml
new file mode 100644
index 0000000..31d3290
--- /dev/null
+++ b/rubygem-actionmailbox.yaml
@@ -0,0 +1,4 @@
+version_control: rubygems
+src_repo: actionmailbox
+tag_prefix: "^v"
+separator: "."